<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<script type="text/javascript">
var count = 5;
function startTimer(){
	document.getElementById("showMsg").innerText=count+"秒后返回";
	if(--count>0){
		setTimeout('startTimer()',1000);
	}else{
		location.href="${BACKURL}";
	}
	
}


</script>
</head>
<body onload="startTimer()">
<% 
//${}  el表达式用于从内置对象中读取数据：如pageContext,request，session，application
%> 
	
操作提示：${MSG }
<br>
<a href="${BACKURL}">返回</a>
<div style="color:red" id="showMsg"></div>
</body>
</html>